Are you on a tourist visa or a business visa?
你持有的是旅游签证还是公务签证?
There are many types of visas: Bi--short visit for business;
签证有多种类型：BI——短期商务旅行签证；
Periodical Endorsement of Seaman's Record Book
船员服务簿定期签证
It is also required by OSS for an extension to your visa.
学生服务办公室也同样有这样要求，以便延长您的签证时效。
Civil servant be required to sign the official secrets act
公务员须签署遵守公务保密条例
Civil servant is required to sign the official secrets act.
公务员须签署遵守公务保密条例。
Civil Servants are required to sign the Official Secrets Act.
公务员须签署遵守公务保密条例.
Commissioner's Certificate of Exemplary Service
警务处处长签署的模范服务证明书
To certify or attest to(the validity of a signature on a document, for example)as a notary public.
公证检验或证明（如文件签字是否有效），作为公证
notarized draft
经公证人签章证明的汇票
A DIGITAL SIGNATURE SCHEME BASED ON SELF-CERTIFIED PUBLIC KEY AUTHENTICATION
基于自证明公钥认证的数字签名方案
ISSUING & CANCELLATION, WORK PERMIT SERVICES CENTRE
工作准证服务中心（签发及撤销）
Visa Control (Operations) Division [Immigration Department]
签证管制（执行）科〔入境事务处〕
Travel Documents (Issue) Section [Immigration Department]
旅行证件（签发）组〔入境事务处〕
Visa Control (Administration) Division [Immigration Department]
签证管制（行政）科〔入境事务处〕
Promote Electronic Government Affairs Construction and Intensify Port Visa Administration;
推进电子政务建设 强化口岸签证管理
Studies on Authentication of E-bank Service Protocol
网上银行服务协议的签字与认证研究
Please produce the following documents in support of your application. Additional documents may be required while your application is being processed.
申请商务签证需提供以下材料.若有必要,领事办公室有权要求申请者提供其他材料。